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Sahil Sahu

Software engineer & writer

Notes, essays, and practical guides on software, systems, and building things.

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The small cache with big trade-offs
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Experiments in building useful tools with models and human judgment.

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A small evaluation set beats a big hunch

Sample article · When a model seems useful, collect examples that could prove you wrong. A modest evaluation set makes iteration more concrete.

Sahil Sahu-Jun 27, 2026-2 min read

An illustrated notebook with hand-drawn code symbols

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